Glow in the are made from resin that is durable, weather resistant, and suitable for use for a long time. Glow in the dark rocks are easy to create a unique look for your outdoor space. The resin stones need to stimulate by sun exposure and then glow at night, creating a stunning effect that is both practical and beautiful. Features -Color:Green -Material:Resin -Size:2.30X1.80X0.50cm/0.90X0.71X0.20in -Note: Glow in the dark after being stimulated by sunlight, light and other visible light. Glow in the dark pebbles are an excellent way to create a unique and space, suit for fish tank, yard, patio, or garden. - Glowing rocks outdoor are easy to match your indoor and outdoor decor, easily create a romantic atmosphere. - Glowing stones can be applied to garden walkways decor, outdoor driveway decorations, aquarium gravel, etc. - Glowing pebbles make your aquarium looks vividly, adding a natural and lively atmosphere, and looks really . - These glowing rocks are great for creating a relaxing space, perfect for fish tank and aquarium decor. Package list: 600 x glow in the dark pebbles